toolgrep / APIs & backend / Vextorium
Alternatives to Vextorium
Vextorium: Pay-per-call data APIs for AI agents over x402. 8 products similar to Vextorium, compared on pricing, free tier, API, MCP server, SDK and open source. 7 of 8 have a free tier, 8 of 8 have an API, 8 of 8 offer an MCP server.
- agentsvc.io
Pay-per-call API marketplace for AI agents with 127 services settled in USDC via x402
- PayAPI Market
x402 marketplace for AI agents
- Fatstack
Pay-per-call tools for AI agents
- AgentBIT
Pay-per-call API tools for AI agents, monetized with the x402 protocol
- APEX
Pay-per-call data APIs for AI agents over x402, plus a free X1 faucet and on-chain tooling
- minia2a.uk
Marketplace of 1,600+ pay-per-call API services for AI agents, settled in USDC on Base via the x402 protocol.
- Superpowers
APIs and tools for AI agents, one key
- ISHOB
Intelligent Service Hub for Autonomous Bots
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Vextorium | Usage-based · from $0.001 | no | yes | yes | no | no |
| agentsvc.io | Usage-based · from $0.002 per call | yes | yes | yes | no | — |
| PayAPI Market | Free | yes | yes | yes | yes | — |
| Fatstack | Usage-based · from $0.0005 per call | — | yes | yes | yes | — |
| AgentBIT | Usage-based | yes | yes | yes | no | — |
| APEX | Usage-based · from $0.001 | yes | yes | yes | yes | — |
| minia2a.uk | Usage-based | yes | yes | yes | no | — |
| Superpowers | Usage-based | yes | yes | yes | no | no |
| ISHOB | Usage-based · from $0.0001 per call | yes | yes | yes | — | — |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/vextorium/alternatives